Lets Stream Using iMovie 2

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Lets Stream!Using iMovie 2

• An overview of video for streaming for the
  Internet

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Workshop Agenda

• Video in instruction
• Tools and tips for streaming video
• Overview of iMovie 2
• Hands-on with iMovie 2
• Importing
• Editing and enhancing
• Exporting (video and computer files)

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Two thoughts on video

• As part of the curriculum

• As an assignment within a curriculum

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As a part of the curriculum

• When you are not in class
• Interesting topics
• Distance learning

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About using video on the web

• Be aware of your audience!
• Bandwidth/connection speed?
• Processor speed?
• RAM?
• OS/browser/plug-ins?

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As an assignment within the curriculum

• Another form of expression
• Engages students attention in content
• Useful technical skill

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An example
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Finished video formats

• Video tapes
• Video files
• CD or DVD
• In multimedia production
• PowerPoint
• Hyperstudio
• On a webpage

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Equipment needed

• Video camera

• Digital 8

• Mini DV

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Equipment needed

• Video tapes

• Tripod

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Equipment needed

• iMac with iMovie

• FireWire cable

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How do you stream?

• Take the best possible video and audio!
• Use a tripod
• Less pans and zooms the better
• Use an external microphone
• Lighting is good

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How do you stream?
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How do you stream?
codec
Info
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How do you stream?
Info
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Codec

• Compression-Decompression
• Makes video/audio files smaller so easier to
  transmit over the Internet
• Macs and PCs do not have the same default codecs

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Example video footage

• H.263 compression, 12 fps, Keyframe rate 99
• No audio compression
• 240 x 180 pixels
• QT file 108 KB, AVI file 697 KB
• 517 seconds 167 frames (or 167 individual
  pictures)

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Possible compression

• Multiple pictures that represent changes

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Codecs apply to
Bandwidth
Images
Images
Images
Sound
Sound
Sound
sound
images
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Streaming codecs

• As recommended by QuickTime for the Web

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Audio Codecs

• Qualcomm PureVoice
• QDesign Music

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Video Codecs

• Photo JPEG
• Motion JPEG
• Sorenson Video
• H.263

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iMovies preset codec options

• Email Movie, small
• Web Movie, small
• Streaming Web Movie, small
• CD-ROM Movie, medium
• Full Quality, large
• Expert you set both video and audio

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Is this a good video clip?
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What was wrong?

• Background movements
• Bad zooms
• Horrible picture and sound quality
• Distracting transitions
• Small titles

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How to improve it?

• Subtle background
• Portrait mode on video camera
• Use a tripod
• Stills are great!
• Zoom in from beginning or pan very slowly
• Slow down pan in iMovie

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How to improve it?

• Get quality video and audio from the start
• Better to degrade than try to improve
• Good lighting
• Use transitions sparingly
• Remember change is bad!
• Large titles

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Improvement
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Lets get started!

• Using iMovie 2

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iMovies Components
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iMovies Components

• Eyeball view

• Clock view

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Answers

• Pans and Zooms
• Large Titles
• iMovie 2